ARM: dts: omap4-droid4: Add gpio-keys

On Droid 4 "Volume Down" and "Keypad Slide" keys are
connected via SoC GPIOs, "Power Key" via CPCAP and
all other keys via SoC keypad Matrix. This adds the
GPIO keys.

Signed-off-by: Sebastian Reichel <sre@kernel.org>
[tony@atomide.com: updated to apply on omap4-keypad patch]
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts
index e5b56fc..ac3df1f 100644 (file)
--- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
+++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
@@ -37,6 +37,26 @@
                startup-delay-us = <70000>;
                enable-active-high;
        };
+
+       gpio_keys {
+               compatible = "gpio-keys";
+
+               volume_down {
+                       label = "Volume Down";
+                       gpios = <&gpio5 26 GPIO_ACTIVE_LOW>; /* gpio154 */
+                       linux,code = <KEY_VOLUMEDOWN>;
+                       linux,can-disable;
+               };
+
+               slider {
+                       label = "Keypad Slide";
+                       gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>; /* gpio122 */
+                       linux,input-type = <EV_SW>;
+                       linux,code = <SW_KEYPAD_SLIDE>;
+                       linux,can-disable;
+
+               };
+       };
 };
 
 /* L3_2 interconnect is unused, SRAM, GPMC and L3_ICLK2 disabled */